Answer: Approximately 3.15%
Explanation:
The true finishing time is 22.2 seconds. The prediction furthest from this is 22.9 seconds. This is a difference of 22.9-22.2 = 0.7 seconds. Divide this over the true time value to get (0.7)/(22.2) = 0.03153 which is approximate.
Move the decimal point to the right 2 spots to get to 3.153%; round this value however you need to.
Answer:

Step-by-step explanation:
Given


Required
The product
The product is:
'
Cancel out the negative signs

Simplify fractions



Answer:
67.3km/h
Step-by-step explanation:
Find the amount of time it took from 10:12 to 11:18.
Which is 66 minutes.
Find the average speed.
Formula of average speed =
Total distance/time
Which is,
74/66 = 1.121 (recurring decimal)
1.121 x 60 = 67.26km/h
= 67.3km/h (Estimated to 1 dp)
Answer:628384729
Step-by-step explanation:
One two three
Answer:
Y=2x-13 ...................